Knoxville Weather Forecast

    • 58
    • 80

    Gradual Clearing

    • 63
    • 81

    Mostly Sunny

    • 61
    • 83

    Slight Chance Rain Showers

    • 66
    • 82

    Slight Chance Thunderstorms

    • 65
    • 89

    Rain Showers Likely

    • 58
    • 76

    Chance Rain Showers

Today 10 Sep Knox

Mostly cloudy. A slight chance of Showers early this morning. Patchy fog early this morning. Highs in the upper 70s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 10 Sep Knox

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Knoxville Temperature Statistics

September Temperature

Galesburg Municipal Airport (7.5 miles)

  • Lowest 7 September, 2026

    60.1 °F

  • Average September

    78.6 °F

  • Highest 3 September, 2026

    93.6 °F

Climate (2021–2026)

Galesburg Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    62.5 °F
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